葡京娱乐场官网:Good hydrations: Are health drinks healthy?

 作者:石靓     |      日期:2019-03-03 07:07:02
Clare Gainey / Alamy Stock Photo By Sally Adee and Richard Webb Being potassium-rich, coconut water supposedly enhances your ability to absorb water during prolonged exercise. If that were true, though, it would also increase your risk of overhydration. In fact, studies show it is no better or worse at hydrating than a much cheaper beverage: water. As yet there is no scientific verdict on more recently trending hyper-hydrating waters – including watermelon water, as endorsed by singer Beyoncé, and birch sap water, as endorsed by Nordic folklore. Rich in nitrates that can relax blood vessels and improve blood circulation, there is some scientific support to the idea beetroot juice is good for you. But drink it in moderation: its sugar content is on a par with orange and other common fruit juices (see “Good hydrations: Juice and soda“). Too much nitrate has also been tentatively linked with an increased risk of stomach cancer. Wheatgrass contains a smorgasbord of vitamins and minerals, as well as chlorophyll, claimed by some to boost the production of red blood cells. But studies show it is unlikely to benefit you much more than munching green veg such as broccoli and spinach. A fermented milk drink akin to yoghurt,